Physics, 02.01.2020 19:31, BackUpAccount
What is the threshold frequency for sodium metal if a photon with frequency 6.66 × 1014 s−1 ejects a photon with 7.74 × 10−20 j kinetic energy? will the photoelectric effect be observed if sodium is exposed to orange light?
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Acalorimeter uses the principle that thermal energy flows from hotter material to colder material until both reach the same
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